Subject: Re: question about MP G4 systems
To: Evertz NetBSD <evertz-netbsd@evertz.com>
From: Chuck Silvers <chuq@chuq.com>
List: port-macppc
Date: 08/04/2003 07:15:51
hi,

On Tue, Jul 29, 2003 at 11:50:48AM -0400, Evertz NetBSD wrote:
> I have a dual-G4 "firewire 800" system, on which the second CPU doesn't come
> up.  Just wondering if anyone has any suggestions (or documentation) for me
> on bringing it up.

I should be getting one of these in a few weeks, I'll see about getting it
working once it arrives.


> I thought there was an openfirmware call to start secondary CPUs, which I
> don't think is being used.  Is there a reason?

I didn't know such a thing existed.  can you point me to some documentation
for this?


> The code seems logical for second CPUs that can boot with MSR[IP] = 0, but
> the 7455 boots with MSR[IP] = 1 only.  Does the Apple ROM fix this somehow,
> so that all we're doing is taking it out of soft reset with MSR[IP] already
> cleared?

no idea.

-Chuck